<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <button onclick="alert('让你点你就点啊？')">点我一下</button>
    <hr>
    <a href="javascript:alert('我是聂茹风')">聂茹风</a>


</body>
</html>